Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.428 5.263/6.066 5.681 ± 0.5416
ea02 1342 1342/1342 1342 ± 0.00001886 5.705 5.37/6.443 5.93 ± 0.6926
ea04 1342 1342/1342 1342 ± 0 5.564 5.205/6.124 5.73 ± 0.5523
ea05 1342 1342/1342 1342 ± 0 5.549 5.144/6.045 5.634 ± 0.574
ea06 1342 1342/1342 1342 ± 0 4.915 4.727/5.374 5.04 ± 0.3835
ea07 1342 1342/1342 1342 ± 0 5.891 5.439/6.207 5.938 ± 0.5658
ea08 1342 1342/1342 1342 ± 0.00003108 5.726 5.476/6.6 6.041 ± 0.7085
ea09 1342 1342/1342 1342 ± 0.00001782 5.536 5.162/6.257 5.7 ± 0.6501
ea10 1342 1342/1342 1342 ± 0 5.785 5.28/6.538 5.878 ± 0.6916
ea11 1342 1342/1342 1342 ± 0 5.769 5.159/6.311 5.782 ± 0.6571
ea12 1342 1342/1342 1342 ± 0 6.351 6.143/6.85 6.483 ± 0.4242
ea13 1342 1342/1342 1342 ± 0.000009125 5.844 5.717/6.343 6.076 ± 0.5162
ea14 1342 1342/1342 1342 ± 0 5.701 5.113/6.28 5.769 ± 0.659
ea15 1342 1342/1342 1342 ± 0 5.716 5.231/6.328 5.844 ± 0.6887
ea16 1342 1342/1342 1342 ± 0 6.017 5.552/6.591 6.149 ± 0.7083
ea17 1342 1342/1342 1342 ± 0.00002632 5.948 5.584/6.469 6.087 ± 0.6298
ea18 1342 1342/1342 1342 ± 0 5.045 4.718/5.534 5.171 ± 0.5183
ea19 1342 1342/1342 1342 ± 0 5.745 5.352/6.369 5.931 ± 0.5996
ea20 1342 1342/1342 1342 ± 0 6.069 5.666/6.692 6.192 ± 0.6492
ea21 1342 1342/1342 1342 ± 0 5.546 5.244/6.115 5.693 ± 0.5478
ea22 1342 1342/1342 1342 ± 0.00001745 5.47 5.238/6.378 5.775 ± 0.6758
ea23 1342 1342/1342 1342 ± 0 5.984 5.468/6.375 6.031 ± 0.6547
ea25 1342 1342/1342 1342 ± 0 5.498 5.143/5.999 5.636 ± 0.5715
ea26 1342 1342/1342 1342 ± 0.000009841 5.865 5.628/6.68 6.133 ± 0.6777
ea27 1342 1342/1342 1342 ± 0.00002622 5.587 5.274/6.394 5.78 ± 0.5984
ea28 1342 1342/1342 1342 ± 0.00003868 5.586 5.358/6.4 5.861 ± 0.6679
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002395 5.321 5.141/5.504 5.308 ± 0.2507
3 1342 1342/1342 1342 ± 0.00002396 5.143 4.993/5.36 5.154 ± 0.2469
4 1342 1342/1342 1342 ± 0.00002402 5.174 5.073/5.384 5.177 ± 0.275
5 1342 1342/1342 1342 ± 0.00002395 5.313 5.1/5.463 5.304 ± 0.2903
6 1342 1342/1342 1342 ± 0.00002395 5.324 5.146/5.476 5.273 ± 0.29
7 1342 1342/1342 1342 ± 0.00002395 5.318 5.228/5.482 5.328 ± 0.2566
8 1342 1342/1342 1342 ± 0.00002395 5.291 5.187/5.45 5.292 ± 0.2654
9 1342 1342/1342 1342 ± 0.00002395 5.568 5.432/5.854 5.579 ± 0.314
10 1342 1342/1342 1342 ± 0.0000235 6.013 5.883/6.181 6 ± 0.2909
11 1342 1342/1342 1342 ± 0.0000235 6.308 6.091/6.379 6.217 ± 0.3093
12 1342 1342/1342 1342 ± 0.0000235 6.438 6.239/6.554 6.372 ± 0.3272
13 1342 1342/1342 1342 ± 0.0000235 6.882 6.724/7.018 6.819 ± 0.3483
14 1342 1342/1342 1342 ± 0.0000235 7.078 6.808/7.242 6.997 ± 0.3911
15 1342 1342/1342 1342 ± 0.0000235 6.673 6.378/6.826 6.593 ± 0.3958
16 1342 1342/1342 1342 ± 0.0000468 5.866 5.639/6.203 5.877 ± 0.3461
17 1342 1342/1342 1342 ± 0.0000396 5.877 5.62/6.144 5.875 ± 0.3522
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-05-01 12:07:59.079
End
2024-05-01 13:18:52.025
Duration
1:10:52.946
Note, WebLog generation is not included in the time.

CASA logs for stage 7